Home / 69,209,637.60-103,814,456.40-18,096,823.20

Finding the Fourth Proportional to 69,209,637.60, 103,814,456.40 and 18,096,823.20

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Solution

The fourth proportional to 69,209,637.60, 103,814,456.40 and 18,096,823.20 is: 27,145,234.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,209,637.60 : 103,814,456.40 = 18,096,823.20 : x
  2. Step 2: Convert to fraction form
    69,209,637.60/103,814,456.40 = 18,096,823.20/x
  3. Step 3: Cross multiply
    69,209,637.60x = 103,814,456.40 × 18,096,823.20
  4. Step 4: Simplify right side
    69,209,637.60x = 1,878,711,863,074,908.50
  5. Step 5: Solve for x
    x = 1,878,711,863,074,908.50/69,209,637.60
  6. Step 6: Final answer
    x = 27,145,234.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.